词汇	by the pieces
释义	by the pieces 按件计算
随便看	Luminosity-response function luminosity scale luminosity segregation luminosity sensitivity luminosity spectral characteristic luminosity-volume test luminoso luminosities luminosity luminosity body luminosity, brightness luminosity-changing switch luminosity channel luminosity class luminosity classes luminosity classification luminosity classification of star luminosity coefficient luminosity contrast luminosity curve luminosity density luminosity distance luminosity distance indicator luminosity distances luminosity equation